#include <x86intrin.h>
#define _GNU_SOURCE /* These two lines are optional. They are only needed to   \
                       use the scalar */
#include <math.h> /* functions sin, exp, sincos,...                                       */

__m256d _ZGVdN4vv_pow(__m256d x, __m256d y);

__m256d _mm256_pow_pd(__m256d x, __m256d y);